Question: What Year Did Jeep Stop Using The Inline 6?

What year did jeep have inline 6?

OHV 2 valves x cyl.

The American Motors Corporation (AMC) straight-6 family of engines was used in AMC passenger cars and Jeep vehicles from 1964 through 2006..

How long will a jeep inline 6 last?

Well kept, you can go upwards of 300K on them. Based on my experience, about 175-200k miles before it needs a rebuild. Based on my experience, about 175-200k miles before it needs a rebuild.

Does Jeep still make an inline 6?

Discontinued in 2006 The 2007 Jeep Wrangler was equipped with the 3.8L OHV V6 designed by Chrysler, mostly used in minivans. A lot of people weren’t pleased with the decision to put a minivan engine in an off-road vehicle. The 4.0 inline 6 will never be forgotten.

How much horsepower does a 4.0 straight 6 have?

-ft of torque, for any 1991-2006 Jeep 4.0. When the 4.0 burst onto the scene in the 1987 Cherokee and Comanche, it had 173 horsepower (215 pound-feet of torque)….Premium Member.2003 Wrangler 4.0USAEuropeHorsepower190177Pound-feet235218Power peak4,6004,600Torque peak3,2003,500Nov 16, 2020

Why are straight 6 engines so good?

Straight six advantages Firstly, like any in-line engine, straight sixes are a nice, simple design. With no cylinder offset, manufacturing costs are low and there is no need for separate heads or valvetrains like in a V-configuration. … The biggest advantage however comes through engine balancing.

What year Jeep 4.0 is the best?

#10 – Jeep 4.0L Straight-Six This little engine that could is best known for reliably powering a variety of Jeep utility vehicles from 1986 through its phase out in 2006.

Why is the Jeep 4.0 so good?

The 4.0L straight six engine is arguably the best engine that the Jeep engineers have ever designed. Made of long lasting materials, the bore and stroke is over square like most engines.

How many miles will a jeep 4.0 last?

Depends on how you use it and how you take care of it. My current 4.0 has 241,000 on it. I’ve seen them with over 300,000. x2 My 4.2 in my YJ has 260k and other than the carb being cold natured it runs like new.

Are all Jeep 4.0 engines the same?

Not all 4.0 engines are the same even after 91 and up. You should be ok with the 99Cherokee to 99 Grand Cherokee swap though. Be careful, many people assume that they are the same but they are not.